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iommu/vt-d: Use memunmap to free memremap
author
Pan Bian
<bianpan2016@163.com>
Wed, 21 Nov 2018 09:53:47 +0000
(17:53 +0800)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Thu, 13 Dec 2018 08:16:14 +0000
(09:16 +0100)
[ Upstream commit
829383e183728dec7ed9150b949cd6de64127809
]
memunmap() should be used to free the return of memremap(), not
iounmap().
Fixes:
dfddb969edf0
('iommu/vt-d: Switch from ioremap_cache to memremap')
Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/iommu/intel-iommu.c
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diff --git
a/drivers/iommu/intel-iommu.c
b/drivers/iommu/intel-iommu.c
index
bedc801
..
a76c47f
100644
(file)
--- a/
drivers/iommu/intel-iommu.c
+++ b/
drivers/iommu/intel-iommu.c
@@
-3100,7
+3100,7
@@
static int copy_context_table(struct intel_iommu *iommu,
}
if (old_ce)
-
io
unmap(old_ce);
+
mem
unmap(old_ce);
ret = 0;
if (devfn < 0x80)